"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : Compatibility
Case Name   : 自定义数据类型，导入数据
Create At   : 2023/07/19
Owner       : n@ningyali
Description :
        1.创建自定义类型
        2.创建表，使用自定义类型
        3.导入数据
        4.查询表数据
        5.清理数据库，删除数据文件
Expect      :
        1.成功
        2.成功
        3.成功
        4.成功，2条数据
History     :
"""
import os
import unittest

from yat.test import Node

from testcase.COMPATIBILITY.GRAMMAR.LOAD. \
    Opengauss_Compatibility_Grammar_Load_Common import LoadData
from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger


class LoadData0089(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        self.common = Common()
        self.constant = Constant()
        self.load_data = LoadData()
        self.pri_sh = CommonSH('PrimaryDbUser')
        self.pri_user = Node('PrimaryDbUser')
        self.case_lable = 'load_data_0089'
        self.db_name = f'db_{self.case_lable}'
        self.t_name = f't_{self.case_lable}'
        self.type_name = f'type_{self.case_lable}'
        self.file_path = os.path.join('/home', self.pri_user.ssh_user)
        self.cols = f'c1 serial, c2 {self.type_name}'

        text1 = '-----创建数据文件；expect:创建成功-----'
        self.log.info(text1)
        self.data = "1\t(Amy,18)\n2\t(Nico,19)"
        res = self.load_data.create_data_file(self.pri_user, self.case_lable,
                                              self.data)
        self.assertTrue(res, '执行失败:' + text1)

        text2 = '-----创建兼容B库；expect:创建成功-----'
        self.log.info(text2)
        res = self.load_data.create_b_db(self.pri_sh, self.db_name)
        self.assertTrue(res, '执行失败:' + text2)

    def test_load(self):
        text = '-----step1：创建自定义类型；expect：成功-----'
        self.log.info(text)
        sql = f'create type {self.type_name} as (name varchar(10), age int);'
        res = self.pri_sh.execut_db_sql(sql, dbname=self.db_name)
        self.assertIn(self.constant.CREATE_TYPE_SUCCESS_MSG, res,
                      '执行失败:' + text)

        text = '-----step2：创建表，使用自定义类型；expect：建表成功-----'
        self.log.info(text)
        res = self.load_data.create_table(self.pri_sh, self.db_name,
                                          self.t_name, self.cols)
        self.assertTrue(res, '执行失败:' + text)

        text = '-----step3：导入数据；expect：成功-----'
        self.log.info(text)
        f_path = os.path.join(self.file_path, f'{self.case_lable}_1.txt')
        sql = f"load data infile '{f_path}' into table {self.t_name};"
        res = self.pri_sh.execut_db_sql(sql, dbname=self.db_name)
        self.assertIn('COPY 2', res, '执行失败' + text)

        text = '-----step4：查询表数据；expect：成功-----'
        self.log.info(text)
        sql = f"select * from {self.t_name};"
        res = self.pri_sh.execut_db_sql(sql, dbname=self.db_name)
        rows, _ = self.common.parse_sql_query_res(res)
        expect = [['1', '(Amy,18)'], ['2', '(Nico,19)']]
        self.assertEqual(rows, expect, '执行失败' + text)

    def tearDown(self):
        self.log.info('-----step5：清理环境；expect：成功-----')
        res = self.load_data.clear_env(self.pri_sh, self.pri_user,
                                       self.db_name,
                                       os.path.join(self.file_path,
                                                    f"{self.case_lable}*"))
        self.assertTrue(res, '执行失败:清理环境')
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
